MBLEX Study Guide: Practice Test Questions with Verified Answers

MBLEX Study Guide: Practice Test Questions with Verified Answers Which vessels are easily visible on the back of the hand? Veins What muscle plays a crucial role in helping venous blood and lymph return to the heart? Diaphragm Identify the sections of the small intestine: Duodenum, jejunum, ileum What is the digestive system responsible for? Absorbing nutrients The thyroid gland belongs to which body system? Endocrine Which hormone increases in response to stress? Cortisol What is the largest organ in the human body? The skin 2 What is the primary role of the integumentary system? Providing protection What are the bean-shaped structures found in groups in the groin, armpit, and neck? Lymph nodes What is the function of the spleen? Lymphocyte maturation, blood filtration, and storage How are muscles attached to bones? Tendons Which tissues contract to produce body movement? Muscles What kind of nerves contain both sensory and motor fibers, allowing two-way communication? Mixed nerves Coughing, eye blinking, and sneezing are examples of what? Visceral reflexes What lines the thoracic walls and the diaphragm's thoracic surface? Parietal pleura 3 What system is primarily responsible for gas exchange? Respiratory Which anatomical landmark is smooth, rounded, and found at the ends of bones where they form joints? Condyle Which type of joint provides the greatest range of motion? Diarthrotic Rods and cones are what kind of receptors? Photoreceptors What does the cochlear nerve do? Carries hearing sensations Which bean-shaped organ is part of the urinary system? Kidney Which organ produces urine? Bladder What term describes a horizontal plane? Transverse 4 What term describes pain that persists over a long period and is often difficult to treat? Chronic Which of the following terms best describes