Table of contents

1. Introduction to Anatomy & Physiology5h 43m
2. Cell Chemistry & Cell Components12h 36m
3. Energy & Cell Processes10h 6m
4. Tissues & Histology10h 3m
5. Integumentary System2h 20m
6. Bones & Skeletal Tissue2h 16m
7. The Skeletal System2h 35m
8. Joints2h 17m
9. Muscle Tissue2h 33m
10. Muscles1h 11m
11. Nervous Tissue and Nervous System1h 35m
12. The Central Nervous System1h 6m
- Introduction to the Central Nervous System
  18m
- The Cerebrum
  48m
13. The Peripheral Nervous System1h 26m
14. The Autonomic Nervous System1h 38m
15. The Special Senses2h 41m
16. The Endocrine System2h 48m
17. The Blood3h 22m
18. The Heart3h 42m
19. The Blood Vessels3h 35m
20. The Lymphatic System3h 16m
21. The Immune System14h 37m
22. The Respiratory System3h 20m
23. The Digestive System2h 5m
24. Metabolism and Nutrition4h 0m
25. The Urinary System2h 39m
26. Fluid and Electrolyte Balance, Acid Base Balance37m
27. The Reproductive System2h 5m
28. Human Development1h 21m
29. Heredity3h 32m

3. Energy & Cell Processes

Krebs Cycle

Anatomy & Physiology

3. Energy & Cell Processes

Krebs Cycle

Previous problemNext problem

Struggling with Anatomy & Physiology?

Join thousands of students who trust us to help them ace their exams!Watch the first video

Multiple Choice

Where in the eukaryotic cell does the citric acid cycle occur?

Endoplasmic reticulum

Nucleus

Mitochondrial matrix

Cytoplasm

Previous problemNext problem

Verified step by step guidance

Understand the context: The citric acid cycle, also known as the Krebs cycle, is a key metabolic pathway that plays a central role in cellular respiration.

Identify the location: The citric acid cycle occurs in the mitochondria, which are the powerhouses of the cell responsible for energy production.

Focus on the specific part of the mitochondria: The cycle takes place in the mitochondrial matrix, which is the innermost compartment of the mitochondria.

Differentiate from other cell locations: The endoplasmic reticulum and nucleus are involved in different cellular processes, such as protein synthesis and genetic material storage, respectively.

Clarify the role of the cytoplasm: While glycolysis occurs in the cytoplasm, the citric acid cycle specifically takes place in the mitochondrial matrix, highlighting the compartmentalization of cellular processes.