A&P Mock 2 Prep

Which of the following best describes fibrous joints?

• a. They are immovable and connected by fibrous tissue.

• b. They are slightly movable and connected by cartilage.

• c. They are freely movable and connected by ligaments.

• d. They are surrounded by a fluid-filled capsule.

How are alveoli adapted to carry out their function?

• a. Thick walls and a small surface area

• b. Thin walls and a large surface area

• c. Thick walls and a large surface area

• d. Thin walls and a small surface area

What is the first step in the cardiac cycle?

• Atrial contraction

• Ventricular contraction

• Atrial relaxation

• Atrial and Ventricular relaxation

How is food moved through the digestive system?

• By gravity

• Through peristalsis

• By diffusion

• Via osmosis

Which component of blood is responsible for carrying oxygen?

• White blood cells

• Platelets

• Red blood cells

• Plasma

What is one cause of osteoporosis?

• Excessive calcium intake

• Vitamin D deficiency

• High protein diet

• Regular exercise

What is one function of saliva?

• To cool down the body

• To initiate digestion of carbohydrates

• To break down proteins

• To absorb vitamins

What is the function of ligaments in the skeletal system?

• Connect muscles to bones

• Connect bones to other bones

• Protect internal organs

• Produce blood cells

What is a key effect of muscular dystrophy on the body?

• Improved muscle strength

• Muscle degeneration

• Faster muscle recovery

• Increased muscle growth

What is the primary function of the diaphragm in respiration?

• To expand the chest cavity during inhalation

• To contract the chest cavity during inhalation

• To expand the chest cavity during exhalation

• To contract the chest cavity during exhalation