Anatomy Flashcards
7 cards from real PCAT 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 flashcards as text
Which valve prevents backflow of blood from the aorta into the left ventricle?
Answer: Aortic semilunar valve
The aortic semilunar valve closes during ventricular diastole to prevent backflow of blood from the aorta into the left ventricle.
The glomerulus is located within which structure of the nephron?
Answer: Bowman's capsule
The glomerulus, a tuft of capillaries, is encased within Bowman's capsule (glomerular capsule) at the beginning of the nephron.
Which structure connects the middle ear to the nasopharynx?
Answer: Eustachian tube
The Eustachian (pharyngotympanic) tube connects the middle ear to the nasopharynx, equalizing pressure across the tympanic membrane.
The brachioradialis muscle is innervated by which nerve?
Answer: Radial nerve
Despite acting as a forearm flexor, the brachioradialis is innervated by the radial nerve, making it an exception among forearm flexors.
Which type of cartilage makes up the intervertebral discs?
Answer: Fibrocartilage
Fibrocartilage, which contains abundant collagen fibers, forms the annulus fibrosus of intervertebral discs and withstands compressive forces.
The inguinal canal in males transmits which structure?
Answer: Spermatic cord
The inguinal canal in males transmits the spermatic cord, which contains the vas deferens, testicular vessels, and nerves.
Which bone does NOT articulate with the talus?
Answer: Cuboid
The cuboid articulates with the calcaneus, not the talus; the talus articulates with the tibia, fibula, calcaneus, and navicular.