Chapter 1 Vocab Day 1+2
Terms in this set (155)
Epidermis
Outer layer of skin
Dermis
Middle layer of skin
Mandible
Lower jaw, below teeth
Maxillae
Upper jaw, above teeth
Frontal Bone
Forehead
Parietal Bones
Behind frontal, top of back of head.
Occipital Bone
Below parietal, lower back of head.
Temporal bones
Temples, in front of occipital bone.
Cervical Region
The neck
Thoracic Region
From base of neck down to diaphragm (ribs).
Lumbar Region
Between ribs and pelvis, below thoracic region.
Sacral Region
Lower part of spine, sacrum connects lumbar to the coccyx and pelvis.
Coccygeal Region
Last bone at base of spine, the tailbone.
Sternum
Breastbone, flatbone in center of front of chest
Clavicle
Collar bone
Scapula
Shoulder blade
Humerus
Long bone in upper arm, from shoulder to elbow.
Radius
one of the two long bones in the forearm, on (thumb) side of forearm.
Ulna
One of the two bones in forearm, on (pinky) side.
Carpals
wrists
Pelvic girdle
ring-like bony structure located at the lower end of the trunk, connecting the vertebral column to the lower limbs. It is formed by the two hip bones (coxal bones).
Coxal bones
the hip bone, is located in the pelvis. It is positioned on each side of the lower trunk and forms part of the pelvic girdle
Femur
Thigh bone
Patella
Kneecao
Tibia
One of two bones in lower leg, bigger bone, the shin bone.
Fibula
One of two bones in lower leg, the smaller bone.
Central nervous system (CNS)
Brain and spinal cord.
Peripheral nervous system (PNS)
the network of nerves outside the brain and spinal cord that connects the central nervous system to the rest of the body
Pituitary gland
gland located at the base of your brain below your hypothalamus.
Pancreas
a long, flattened gland located deep in the abdomen, behind the stomach and in front of the spine.
Hypothalamus
a small, almond-sized structure located at the base of the brain, below the thalamus and above the pituitary gland.
Right and left atrium
the two upper chambers of the heart that receive blood and transfer it to the ventricles
Right and left ventricle
the heart’s lower chamber, pumps blood to the lungs and throughout body.
Lymph nodes
small, bean-shaped structures located throughout the body, with clusters in the neck, armpits, chest, abdomen, and groin.
Lymphatic vessels
thin-walled tubes that transport lymph fluid from tissues to the bloodstream.
Spleen
a small, fist‑sized organ located in the upper left quadrant of the abdomen, just below the diaphragm and inside the left rib cage. Ot sits adjacent to the stomach and is in close proximity to the left kidney and tail of the pancreas.
Thymus gland
located in the upper chest, behind the breastbone (sternum), in front of the heart, and between the lungs.
Trachea
Windpipe, tube that runs from neck down into upper chest.
Bronchi
located in the chest, branching from the lower end of the trachea into the lungs. the major airway that carry air from windpipe into lungs.
Lungs
located in the chest (thoracic cavity), on either side of the heart, protected by the ribcage and resting on the diaphragm.
Esophagus
muscular tube that is located behind the trachea and heart, and in front of the spinal column. It extends from the pharynx (throat) to the stomach, running through the middle of the chest cavity
Liver
in the upper right portion of the abdomen, just below the diaphragm and mostly protected by the lower right rib cage.
Gallbladder
a small, pear-shaped organ located beneath the liver in the upper right quadrant of the abdomen
Stomach
located in the upper left part of the abdomen, just below the diaphragm, between the esophagus and the small intestine.
Small intestine
located in the abdominal cavity, connecting the stomach to the large intestine, and lies beneath the stomach, coiled in the central and lower abdomen.
Large intestine
located in the abdominal cavity, forming a frame around the small intestine, extending from the lower right abdomen to the anus.
Kidneys
two bean-shaped organs located in the posterior abdomen, one on each side of the spine, just below the rib cage
Ureters
muscular tubes that run from each kidney to the urinary bladder, extending from the upper abdomen to the pelvic region.
Urinary bladder
stores urine, muscular organ located in the lower abdomen, resting on the pelvic floor.
Urethra
tube in the pelvic region that carries urine from the bladder to the outside of the body.
Upper right quadrant
Liver, gallbladder.
Upper left quadrant
Stomach, spleen, pancreas.
Lower right quadrant
ascending colon, appendix.
Lower left quadrant
Descending colon, sigmoid colon.
Cranial/cranium
Head
Orbital/ocular/oculus
Eye
Otic/auris
ear
Buccal/bucca
cheek
Nasal/nasus
nose
Oral/oris
Mouth
Axillary/axilla
armpit
Inguinal/inguen
groin
Acrominal/acromium
Shoulder
Brachial/brachium
arm
Antecubital/antecubitis
area in front of elbow
Antebrachial/antebrachium
wrist to elbow joint
Olecranal/olecranon
Elbow
Palmar/palma
Palm
Digital/digits
fingers
Pollicis/pollex
thumb
Hallucis/hallux
Big toe
Femoral/femur
Thigh
Patellar/patella
Knee
Crural/crus
lower leg
Gluteal/gluteus
Butt
Popiteal/popliteus
Back of knee
Sural/sura
Calf
Plantar/planta
foot
Tarsal/tarsus
Ankle
Calcaneal/calcaneus
Heel
Sagittal
Separates left and right portions. Vertical side from top to bottom (front to back) that divides body into left and right sides.
Midsagittal
Plane passes through midline, dividing body in half and separating equal left and right sides.
Parasagittal
This plane misses the midline, separating right and left portions of unequal size.
Frontal or coronal
Vertical (front-to-back). Anterior (front) & Posterior (back).
Transverse or horizontal or cross section
Plane separates superior (upper) and inferior (lower) portions of the body.
Superior
Above or towards head.
Inferior
Below or towards feet.
Cranial
Towards head or skull.
Caudal
Toward tailbone or feet.
Medial
Toward midline of body.
Lateral
Away from the midline.
Anterior
Toward the front of the body
Posterior
Toward the back of the body
Ventral
Belly side/front side.
Dorsal
Back side
Proximal
Closer to the point where a limb attached to the body
Distol
Farther to the point where a limb attached to the body
Prone
Face down, laying on stomach,
Supine
Face up, laying on back.
Parietal
The wall or lining of a body cavity.
Visceral
The organs inside a body cavity.
What is The Integumentary system function?
Protects against environmental hazards; helps control body temperature.
What organs/components make the Integumentary system?
Skin (Epidermis), Dermis (Middle layer/nerves), Hair follicles, sweat glands, Nails, Sensory receptors, Subcutaneous layer
What is The Nervous system function?
Directs immediate responses to stimuli, usually by coordinating the activities of other organ systems.
What organs/components make the Nervous system?
Central Nervous System (brain/spinal cord), Peripheral Nervous System (nerves).
What is The Cardiovascular System function?
Transports cells and dissolved materials, including nutrients, wastes, and gases.
What organs/components make the Cardiovascular System?
Heart, Blood vessels (arteries/capillaries/veins), Blood.
What is The Endocrine System function?
Directs long-term changes in activities of other organ systems.
What organs/components make the Endocrine system?
Pineal gland, Pituitary gland, Thyroid gland, Parathyroid gland, Thymus, Suprarenal Glands, Kidneys, Pancreas, Reproductive organs.
What is the Skeletal system function?
Provides support; protects tissues; stores minerals; forms blood cells.
What organs/components make the Skeletal system?
Bones, Cartilages, Joints, Bone marrow.
What is the Muscular system function?
Allows for locomotion; provides support; produces heat.
What organs/components make the Muscular System?
Skeletal Muscles, Tendons, Aponeuroses.
What is the Respiratory system function?
Delivers air to sites where gas exchange can occur between the air and circulating blood; produces sound.
What organs/components make the Respiratory System?
Nasal cavities and paranasal sinuses, Pharynx, Larynx, Trachea, Bronchi, Lungs.
What is the Lymphatic system function?
Defense against infection and disease; returns tissue fluid to the bloodstream.
What organs/components make the Lymphatic System?
Lymphatic vessels, Lymph nodes, Spleen, Thymus.
What is the Digestive system function?
Process food and absorb nutrients.
What organs/components make the Digestive System?
Oral cavity, Salivary glands, Pharynx, Esophagus, Stomach, Small intestine, Liver, Gallbladder, Pancreas, Large intestine.
What is the Urinary system function?
Eliminates excess water, salts, and waste products.
What organs/components make the Urinary System?
Kidneys, Ureters, Urinary bladder, Urethra.
What is the Male Reproduction system function?
Produce sex cells and hormones.
What organs/components make the Male Reproductive System?
Testes, Epididymis, Ductus deferens (sperm duct), Seminal glands, Prostate glands, Urethra, Penis, Scrotum.
What is the Female Reproductive system function?
Produce sex cells and hormones; supports embryonic development from fertilization to birth.
What organs/components make the Female Reproductive System?
Ovaries, Uterine tubes, Uterus, Vagina, Clitoris, Labia, Mammary glands.
Epithelial tissue function?
Covers exposed surfaces, lines internal passageways and chambers, produces glandular secretions.
Connective tissue function?
Fills internal spaces, provides structural support, stores energy.
Muscle tissue function?
Contracts to produce active movement.
Neural tissue function?
Conducts electrical impulses, carries information.
Connective Tissue Proper
Loose: fibers create loose open framework, areolar tissue, adipose tissue, reticular tissue.
Fluid Connective Tissue
Blood: contained in cardiovascular system. Lymph: contained in lymphatic system.
Supportive Connective Tissue
Cartilage: Solid, rubbery matrix. Bone: solid, crystalline matrix.
Smooth Muscle Tissue is Voluntary control or Involuntary control?
Involuntary, in stomach (intestines).
Cardiac Muscle Tissue is Voluntary control or Involuntary control?
Involuntary, heart.
Skeletal Muscle Tissue is Voluntary control or Involuntary control?
Voluntary, arm.
X-Ray appearance/clues
Black and white, bones are bright white, air is black, soft tissues are gray. Flat 2D image.
Angiography appearance/clues
Blood vessels are highlighted in bright white against a dark background. Looks like x-ray but vessels are outlined.
CT Scan appearance/clues
cross sectional, "slice" like image, circular or oval frame around image, more detailed than x-ray.
MRI appearance/clues
No bright white bones like CT, softer contrast, cross sectional.
Ultrasound appearance/clues
Grainy, black and white, fuzzy texture, no bones in bright white, wedge shape.
PET scan appearance/clues
Colorful, looks like a heat map.
Simple Squamous Epithelium Location/function?
Location: Lining of body cavities, blood vessels, alveoli of lungs.
Function: Reduced friction; controls vessel permeability; preforms absorption and secretion.
Stratified squamous epithelium location/function?
Location: Surface of skin; lining of oral cavity, throat, esophagus, rectum, anus, vagina.
Function: Provides physical protection against abrasion pathogens and chemical attack.
Simple Cuboidal Epithelium location/function?
Location: glands; ducts; portions of kidney tubules; thyroid gland.
Function: Limited protection; secretion; absorption.
Simple Columnar Epithelium location/function?
Location: Lining of stomach, intestine, gallbladder, uterine tubes, and collecting ducts of kidneys.
Function: protection: secretion; absorption.
Stratified Cuboidal Epithelium
Location: Lining of some ducts (rare).
Function: Protection; secretion; absorption.
Transitional Epithelium location/function?
Location: urinary bladder; renal pelvis; ureters.
Function: Allows expansion and recoil after stretching.
Pseudostratified Ciliated Columnar Epithelium location/function?
Location: Lining of nasal cavity, trachea, and bronchi; portions of male reproductive tract.
Function: protection; secretion.
What are sebaceous glands?
Produce oily substance called sebum. Helps waterproof the skin. Acne is the infection of the sebaceous gland.
S. basale
Deepest bottom layer. High mitotic rate (cubodial). Layer closest to the dermis.
S. Spinosum
Second deepest layer, lots of desmosomes/ keratin filaments. Low mitotic rate.
S. Granulosum
third deepest layer, cells begin loose organelles metabolism, no mitosis.
S. Lucidum
Second to the top layer, cells are dead, no internal structures (all organelles gone) clear.
S. Corneum
Surface layer, multiple layers of dead flatted dry skin. Water resistant but not waterproof.
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