Anatomy and Physiology Flashcards
7 cards from real CMA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Anatomy and Physiology flashcards as text
Which chamber of the heart pumps oxygenated blood into the aorta?
Answer: Left ventricle
The left ventricle pumps oxygenated blood through the aortic valve into the aorta for systemic circulation.
What is the primary function of the nephron in the kidney?
Answer: Filter blood and form urine
The nephron is the functional unit of the kidney, filtering blood and reabsorbing nutrients to produce urine.
The sinoatrial (SA) node is located in which part of the heart?
Answer: Right atrium
The SA node, the heart's natural pacemaker, is located in the upper wall of the right atrium.
Which bone is also known as the kneecap?
Answer: Patella
The patella is a sesamoid bone that sits in front of the knee joint and protects the joint.
What type of muscle tissue is found in the walls of hollow organs such as the stomach and bladder?
Answer: Smooth muscle
Smooth muscle is involuntary and non-striated, found in the walls of hollow visceral organs.
Which hormone is secreted by the posterior pituitary gland to promote water reabsorption in the kidneys?
Answer: Antidiuretic hormone (ADH)
ADH (vasopressin) acts on the renal collecting ducts to increase water reabsorption and concentrate urine.
The thoracic cavity is separated from the abdominal cavity by which structure?
Answer: Diaphragm
The diaphragm is the dome-shaped muscle that forms the floor of the thoracic cavity and separates it from the abdominal cavity.