MBLEX STUDY GUIDE 2026
COMPLETE QUESTIONS AND
VERIFIED ANSWERS
◉ Which muscle has the greatest affect on the return of venous blood
and lymph to the heart? Answer: Diaphragm
◉ List parts of small intenstine: Answer: Duodenum, jejunum, ileum
◉ The digestive system is responsible for Answer: the absorption of
nutrients
◉ The thyroid gland is part of which system? Answer: Endocrine
◉ Which of the following hormones would be elevated due to stress?
Answer: cortisol
◉ Which is the body's largest organ? Answer: The skin
◉ The primary function of the integumentary system is to..? Answer:
Provide protection
◉ Which bean-shaped structures are found throughout the body, with
palpable groups found in the groin, axilla and neck? Answer: Lymph
nodes
, ◉ The function of the spleen is to? Answer: Act as a site of lymphocyte
maturation, blood filtration, and storage
◉ Muscles are attached to bones by? Answer: Tendons
◉ Which tissues contract to create movement in the body? Answer:
Muscle
◉ What type of nerves are composed of both sensory fibers and motor
fibers, allowing conduction in both direction? Answer: Mixed nerves
◉ Coughing, eye blinking, and sneezing are examples of? Answer:
Visceral reflexes
◉ Which of the following structures lines the thoracic walls and the
thoracic surface of the diaphragm? Answer: Parietal plura
◉ The exchange of gasses is the main function of which of the following
systems? Answer: Respiratory
◉ Which of the following landmarks is smooth, rounded, and located at
the articular ends of bones? Answer: Condyle
COMPLETE QUESTIONS AND
VERIFIED ANSWERS
◉ Which muscle has the greatest affect on the return of venous blood
and lymph to the heart? Answer: Diaphragm
◉ List parts of small intenstine: Answer: Duodenum, jejunum, ileum
◉ The digestive system is responsible for Answer: the absorption of
nutrients
◉ The thyroid gland is part of which system? Answer: Endocrine
◉ Which of the following hormones would be elevated due to stress?
Answer: cortisol
◉ Which is the body's largest organ? Answer: The skin
◉ The primary function of the integumentary system is to..? Answer:
Provide protection
◉ Which bean-shaped structures are found throughout the body, with
palpable groups found in the groin, axilla and neck? Answer: Lymph
nodes
, ◉ The function of the spleen is to? Answer: Act as a site of lymphocyte
maturation, blood filtration, and storage
◉ Muscles are attached to bones by? Answer: Tendons
◉ Which tissues contract to create movement in the body? Answer:
Muscle
◉ What type of nerves are composed of both sensory fibers and motor
fibers, allowing conduction in both direction? Answer: Mixed nerves
◉ Coughing, eye blinking, and sneezing are examples of? Answer:
Visceral reflexes
◉ Which of the following structures lines the thoracic walls and the
thoracic surface of the diaphragm? Answer: Parietal plura
◉ The exchange of gasses is the main function of which of the following
systems? Answer: Respiratory
◉ Which of the following landmarks is smooth, rounded, and located at
the articular ends of bones? Answer: Condyle
