Quiz 3 Flashcards
______ is a brown, yellow-brown, or black pigment that accumulates in the epidermal cells.
Melanin
Reddish_purple blotches due to leakage of the blood from an artery or vein are called:
Ecchymosis
_______ is the medical condition characterized by the eruption of groups of vehicles along the dermatome of a sensory nerve.
Herpes Zoster
The integument contains two types of exocrine glands, sweat and:
Sebaceous
The primary function of merocrine sweat glands is what?
To cool the surface of the skin
A Blood clot consists mainly of an insoluble network of:
Fibrin
An _______ is an injury where a flap of skin and tissue are torn loose or torn off.
Avulsion
Which of the following is a function of the skeletal system?
The Production of red blood cells within the red marrow.
What is the expanded portion at each en of a long bone called?
Cancellous
The outer surface of a bone is covered by a(n):
Periosteum
Which of the following plays an important part in normal calcium metabolism?
Vitamin D3
Which of the following works with parathyroids hormone (PTH) to elevate calcium levels in the body?
Calcitriol
A partial displacement of a bone end from its position within a joint capsule is a what?
Subluxation
A _______ fracture has multiple bone fragments at the fracture site.
comminuted
The pelvic girdle is included in what division of the skeleton?
Appendicular
The _______ Connects the cranial cavity with the pineal cavity and has the spinal cord passing through it?
Occipital Condyles
Which of the following is suspended below the skull and serves as a base for muscles associated with the larynx, tongue, and pharynx?
Hyoid
What is the fibrous connective tissue connecting the bones of the skull at birth called?
Frontanels
The ______ is the projection on the atlas (C1) that forms a pivot joint with the axis (C2) to allow a person to rotate their head side to side.
Odontoid process
The Superior portion of the sternum is called the what?
Manubrium
The arm, or brachium, contains what single bone?
Humerus
The head of the femur connects with what curved surface of the pelvis?
Acetabulum
Which of the following is a function of skeletal muscle?
To produce movement of the skeleton, to maintain body temperature.
______ is the “key” that “unlocks” the active site of an actin molecule.
Calcium
______ is the neurotransmitter or chemical release by a motor neuron to communicate with other cells.
Acetylcholine
Arm muscles, after being in a cast, can develop smaller and weaker muscle fibers in a condition called:
Atrophy
The Breakdown of glucose to pyretic acid in the cytoplasm of the cells are called what?
Glycolysis
The specialized sites that are contacts between cardiac muscle cells are called what?
Intercalated discs
The specialized cells that determined the timing of cardiac muscle contractions are called what?
Pacemaker cells
Which muscle separates the thoracic and abdominopelvic cavities?
Diaphragm
