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multiple choice question study guide for exam 2 human anatomy & physiology

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b) stratum basale
Where do new epidermal cells come from?
a) subcutaneous layer
b) stratum basale
c) stratum corneum
d) dermis
d) eccrine glands
The maintenance of constant body temperature would be difficult without the actions of the
a) apocrine glands
b) meibomian glands
c) sebaceous glands
d) eccrine glands
d) thermoregulation
Which of the following is NOT a function of skin?
a) respiration
b) excretion
c) sensation
d) thermoregulation
a) melanin
Which pigment is responsible for a tan's brown color?
a) melanin
b) carotene
c) hemoglobin
d) bile
c) erythema
What is redness of the skin called?
a) pallor
b) carotenemia
c) erythema
d) jaundice
e) eczema
skin sensitivity characterized by intense itching & inflammation:
a) urticaria
b) pruritis
c) shingles
d) psoriasis
e) eczema
c) shingles
a viral infection that follows nerve pathways, producing small lesions on the overlying skin:
a) urticaria
b) pruritis
c) shingles
d) psoriasis
e) eczema
b) pruritis
severe itching of the skin:
a) urticaria
b) pruritis
c) shingles
d) psoriasis
e) eczema
a) urticaria
allergic reaction characterized by the appearance of wheals:
a) urticaria
b) pruritis
c) shingles
d) psoriasis
e) eczema
d) psoriasis
chronic skin disease characterized by red flat areas covered with silvery scales:
a) urticaria
b) pruritis
c) shingles
d) psoriasis
e) eczema
a) superficial
the epidermis is ----------- to the dermis.
a) superfiicial
b) deep
c) lateral
d) medial
b) sebaceous
acne is an infection of which type of gland?
a) sudoriferous
b) sebaceous
c) ceruminous
d) meibomian
a) alopecia
what is the medical term for baldness?
a) alopecia
b) pemphigus
c) verruca
d) dermatitis
c) jaundice
which skin disorder is caused by an accumulation of bile pigment in the blood?
a) pallor
b) cyanosis
c) jaundice
d) carotenemia
a) epidermal cells
which are affected in basal cell & squamous cell carcinomas?
a) epidermal cells
b) dermal cells
c) melanocytes
d) adipocytes
b) collagen
Which protein makes up a major component of bone matrix?
a) keratin
b) collagen
c) melanin
d) calcium
b) epiphyseal plates
Where does bone growth occur in children?
a) center of bone shafts
b) epiphyseal plates
c) medullary cavities
d) epiphyseal lines
c) occipital bone
Which bone forms the back & parts of the base of the skull?
a) parietal bone
b) temporal bone
c) occipital bone
d) sphenoid bone
c) scapula
Which of the following bones is found in the shoulder girdle?
a) sternum
b) humerus
c) scapula
d) ulna
c) diarthroses
Freely movable joints are also called
a) fibrous joints
b) cartilaginous joints
c) diarthroses
d) amphiarthroses
a) condyle
A rounded bony projection
a) condyle
b) foramen
c) fossa
d) sinus
e) spine
e) spine
A sharp bony prominence
a) condyle
b) foramen
c) fossa
d) sinus
e) spine
b) foramen
A hole through a bone
a) condyle
b) foramen
c) fossa
d) sinus
e) spine
c) fossa
A bony depression
a) condyle
b) foramen
c) fossa
d) sinus
e) spine
d) sinus
An air-filled bony cavity
a) condyle
b) foramen
c) fossa
d) sinus
e) spine
c) temporal bone
Which bone contains the mastoid process?
a) occipital bone
b) femur
c) temporal bone
d) humerus
a) kyphosis
What is an abnormal exaggeration of the thoracic curve called?
a) kyphosis
b) lordosis
c) osteitis deformans
d) Pott disease
c) comminuted
Which injury is associated with multiple fracture lines & splintered or crushed bone?
a) open fracture
b) impacted fracture
c) comminuted fracture
d) greenstick fracture
c) diarthrotic
Which joint is freely movable?
a) arthrotic
b) amphiarthrotic
c) diarthrotic
d) synarthrotic
d) ball-and-socket
What kind of synovial joint is the hip?
a) gliding
b) hinge
c) pivot
d) ball & socket
a) cardiac
which type of muscle tissue is striated & involuntary?
a) cardiac
b) intercalated
c) smooth
d) skeletal
a) motor end plate
a single neuron & all the muscle fibers it stimulates comprise:
a) motor end plate
b) motor unit
c) neuromuscular junction
d) synapse
c) actin & myosin
the 2 filaments that form cross-bridges are
a) actin & troponin
b) tropomyosin & myosin
c) actin & myosin
d) troponin & tropomyosin
d) myoglobin
which muscle cell compound stores oxygen?
a) creatine phosphate
b) glycogen
c) hemoglobin
d) myoglobin
d) joint
in anatomic lever systems, the fulcrum is the
a) bone
b) bursa
c) insertion
d) joint
d) tibialis anterior
an antagonist to the gastronemius is the
a) gracilis
b) sartorius
c) soleus
d) tibialis anterior
a) deep fascia, epimysium, perimysium, and endomysium
from superficial to deep the correct order of muscle structure is
a) deep fascia, epimysium, perimysium, & endomysium
b) epimysium, perimysium, endomysium & deep fascia
c) deep fascia, endomysium, perimysium, & epimysium
d) endomysium, perimysium, epimysium & deep fascia
d) bind to regulatory proteins so that the myosin binding sites on the actin can be exposed
what is the function of calcium ions in skeletal muscle contractions?
a) bind to receptors on the motor end plate to stimulate muscle contraction
b) cause a pH change in the cytoplasm to trigger muscle contraction
c) bind to the myosin-binding sites on actin so that myosin will have something to attach to
d) bind to regulatory proteins so that the myosin binding sites on the actin can be exposed
(c) aponeurosis
which structure is a broad flat extension that attaches muscle to bone?
a) tendon
b) fascicle
c) aponeurosis
d) motor end plate
d) spasms
what are seizures & convulsions examples of?
a) strains
b) fibrositis
c) myositis
d) spasms
b) fibromyalgia
which disease is characterized by widespread muscle aches, tenderness & stiffness & has no known cause?
a) muscular dystrophy
b) fibromyalgia
c) myostitis
d) bursititis