CCMA Anatomy and Physiology Basics 2 — Questions and Answers
Question 1: Which type of muscle tissue is found in the walls of hollow organs such as the stomach and bladder?
- Skeletal muscle
- Cardiac muscle
- Smooth muscle (Correct answer)
- Striated muscle
Correct answer: Smooth muscle
Smooth (visceral) muscle is involuntary and lines hollow organs, controlling functions like digestion and urination.
Question 2: The nephron is the functional unit of which organ?
- Liver
- Pancreas
- Kidney (Correct answer)
- Spleen
Correct answer: Kidney
Each kidney contains approximately one million nephrons, which filter blood and produce urine.
Question 3: Which lobe of the brain is primarily responsible for vision?
- Frontal lobe
- Parietal lobe
- Temporal lobe
- Occipital lobe (Correct answer)
Correct answer: Occipital lobe
The occipital lobe, located at the back of the brain, contains the primary visual cortex and processes visual information.
Question 4: What is the anatomical term for the region of the body located below the navel and between the hip bones?
- Epigastric region
- Hypogastric (pubic) region (Correct answer)
- Umbilical region
- Iliac region
Correct answer: Hypogastric (pubic) region
The hypogastric (pubic) region is the central lower area of the abdomen, inferior to the umbilical region.
Question 5: The hormone insulin is produced by which cells in the pancreas?
- Alpha cells
- Beta cells (Correct answer)
- Delta cells
- Acinar cells
Correct answer: Beta cells
Beta cells of the islets of Langerhans in the pancreas produce and secrete insulin in response to elevated blood glucose.
Question 6: Which joint type allows the greatest range of motion in the human body?
- Hinge joint
- Pivot joint
- Saddle joint
- Ball-and-socket joint (Correct answer)
Correct answer: Ball-and-socket joint
Ball-and-socket joints, such as the hip and shoulder, permit movement in all planes including rotation, giving the greatest range of motion.
CCMA Anatomy and Physiology Basics 2
Which type of muscle tissue is found in the walls of hollow organs such as the stomach and bladder?