Chapter 5, 6, 7 Flashcards
Reddish-purple blotches due to leakage of blood from an artery or vein are called
Ecchymosis
_______ is the medical condition characterizes by the eruption of group vesicles along the dermatone of a sensory nerve.
Herpes zoster
The integumentary contains two types of exocrine glands, sweat and
Sebaceous
The primary function of metro crime 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 tissues 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 end of a long bone called?
Epiphyses
The outer surface of a bone is covered by a(n)
Periosteum
Which of the following plays an important part in normal calcium
Vitamin D3
Which of the following works with parathyroid 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 is included in what division of the skeleton?
Appendicular
The ______ connects the cranial cavity with the spinal cavity and has the spinal cord passing through it.
Foramen magnum
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 the bones of the skull at birth called?
Fontanels
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.
Dens and odontoid process
The superior portion of the sternum is called what?
Manubrium
The arm, or brachium, contains what single bone?
Humerus
The head of the femur connects with what 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
To maintain homeostasis
A and B
_____ is the “key” that “unlocks” the active site of an actin molecule.
Calcium
_____ is the neurotransmitter or chemical released 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 pyruvic acid in the cytoplasm of the cell is called
Glycolysis
The specialized sites that are contacts between cardiac muscle cells are called what?
Intercalated discs
The specialized cells that determine the timing of cardiac muscle contractions are called what?
Pacemaker cells
Which muscle separates the thoracic and abdominopelvic cavities?
Diaphragm
____ is a yellow-brown or black pigment that accumulates in the epidermal cells.
Melanin
