Human Biology Quiz

In the figure below, which structure contains Haversian canals?

The function of the integumentary system includes all of these except what?

• Synthesis of Vitamin A

• Homeostasis

• Cooling system

• Excretion of wastes

How many bones does our skeletal system have?

• 206

• 578

• 190

• 252

Which cells produce the pigment that gives the skin its color?

• Erythrocytes

• Adipocytes

• Melanocytes

• Keratinocytes

What is the skeleton of an embryo mainly composed of?

• Bone

• Cartilage

• Growth plates

• Bone marrow

Which division of the skeletal system is related to the movement of the limbs?

• Upper division

• Appendicular division

• Lower division

• Axial division

Which of the following parts of a human adult skeleton is not made of bone?

• Bone marrow

• Cartilage

• Nose tip

• Growth plates

Which of the following is NOT a potential sign of skin cancer?

• a mole with an irregular border

• a sudden change in a mole’s appearance

• a pimple that lasts more than 2 days

• Increase in a mole’s diameter

Which of the following examples represents an injury to the axial skeleton?

• Skateboarder with a broken ankle.

• Hockey player with a broken rib.

• Small child with a broken wrist.

• Construction worker with a fractured shoulder.

Which of the following best states the relationship between the axial skeleton and the appendicular skeleton?

• The axial skeleton supports the central axis of the body, and the appendicular skeleton supports and allows the movement of the limbs.

• The axial skeleton is made completely of bone and the appendicular skeleton is made mostly of cartilage.

• The axial skeleton is the skeleton found inside cells, the appendicular skeleton supports whole structures.

• The axial skeleton supports the vertical axis of the body, and the appendicular skeleton supports the horizontal axis.