L3 A&P Revision (1)

Which of the following structures react to regulate body temperature?

• Arrector pili

• Sebaceous glands

• Melanocytes

• Antigens

Vitamin D is formed in the skin by the action of sunlight on a substance called

• uric acid

• melanin

• keratin

• cholesterol

The skin inhibits the growth of bacteria by

• keeping body temperature around 37ºC

• excreting sweat

• forming the acid mantle

• synthesising vitamin D

The protein formed in the dermis is

• collagen

• free radical

• histamine

• keratin

The functions of the skull are to

• protect the neck and jaw, give the face its shape and allow muscle attachment

• protect the spinal cord, provide attachment for ribs and allow muscle attachment

• protect the brain, give the face its shape and provide a structure for muscle attachment

• protect the face, give the brain its shape and allow muscle attachment for the neck and shoulders

Which of the following bones form part of the axial skeleton?

• Sternum, hyoid, vertebra

• Skull, scapula, rib

• Clavicle, rib, sternum

• Scapula, humerus, clavicle

The parietal bones are found at the

• sides and roof of the cranium

• back and most of the base of the cranium

• inferior lateral sides of the cranium

• anterior aspect of the cranium and roof of the eye orbits

The vertebrae protect the

• brain

• heart

• spinal cord

• lungs