#1
What is the function of the skeletal system in mammals?
To transport oxygen
To provide support and structure
To filter blood
To regulate body temperature
#2
What is the primary function of the sebaceous glands in the integumentary system?
To produce sweat
To produce oil (sebum)
To sense pressure
To regulate body temperature
#3
What is the primary function of the epidermis in the integumentary system?
To provide insulation
To produce melanin
To resist water loss
To store nutrients
#4
What is the function of the medullary cavity in long bones?
To store fat
To produce blood cells
To provide structural support
To regulate body temperature
#5
In the integumentary system, what is the primary function of sweat glands?
To cool the body through evaporation
To produce oil for skin hydration
To provide color to the skin
To produce hair
#6
Which of the following bones is part of the axial skeleton?
Femur
Radius
Vertebra
Humerus
#7
What is the primary function of the integumentary system?
To regulate metabolism
To protect the body from external damage
To pump blood to the rest of the body
To digest food
#8
What is the purpose of red bone marrow in the skeletal system?
To store calcium
To produce blood cells
To facilitate muscle contraction
To provide structural support
#9
Which layer of the skin contains blood vessels, nerves, and glands?
Epidermis
Dermis
Hypodermis
Stratum corneum
#10
Which hormone plays a key role in the regulation of calcium levels in the skeletal system?
Insulin
Estrogen
Parathyroid hormone
Thyroxine
#11
Which muscle type is under voluntary control?
Smooth muscle
Cardiac muscle
Skeletal muscle
Cardiac and smooth muscle
#12
What is the scientific term for the collarbone?
Scapula
Clavicle
Femur
Radius
#13
In the skeletal system, what is the function of yellow bone marrow?
To store fat
To produce red blood cells
To provide structural support
To facilitate muscle contraction
#14
Which joint allows for a wide range of motion and is found in the shoulder and hip?
Hinge joint
Pivot joint
Ball-and-socket joint
Gliding joint
#15
In the skeletal system, what is the purpose of the periosteum?
To produce blood cells
To store calcium
To provide attachment for muscles and tendons
To regulate body temperature