Locomotion lecture notes

The outer layer of skin is called the __________.

Epidermis

Melanin is the protective skin pigment that provides __________.

color to the skin

The inner layer of skin is known as the __________.

Dermis

The __________ is a type of joint that allows only back and forth movement, like in the elbows and knees.

Hinge joint

Osteoporosis is characterized by __________.

loss of bone mass

__________ connects muscles to bones.

Tendons

__________ is the inflammation of the joints, which may be caused by aging.

Arthritis

The __________ skeleton includes the skull, vertebral column, ribs, and sternum.

Axial

Cardiac muscle is __________, meaning it is not under conscious control.

involuntary

The production of blood cells occurs in the __________ marrow.

Red

Muscle fatigue occurs due to decreased available __________.

oxygen

The __________ is a flexible, elastic tissue that cushions bones.

Cartilage

In a ball and socket joint, like the hips and shoulders, movement is __________.

rotational

The primary function of the skin includes regulating __________.

body temperature

A __________ occurs when a ligament is torn or stretched.

sprain

Lactic acid buildup during intense exercise can cause __________.

pain

The structure that absorbs shock between bones is called __________.

Bursae

Epidermal ridges help with __________ by providing more friction.

gripping

Smooth muscles are found in the walls of __________ and blood vessels.

internal organs

In the growth process, vertical growth happens in the __________ plates.

cartilage

The __________ system is responsible for mineral storage in the body.

skeletal