Weekly Quiz 2 Flashcards
Which nerve innervates the trapezius muscle?
Accessory nerve (CNXI)
Which nerve innervates the deltoid muscle?
Axillary nerve
True or False
Concerning the boundaries of the axilla: Serratus anterior forms the lateral wall
False
True or False
Concerning the boundaries of the axilla: Axillary and clavipectoral fasciae form the floor
True
True or False
Concerning the boundaries of the axilla: Subscapularis forms the anterior wall
False
What nerve innervates the coracobrachialis?
Musculocutaneous nerve
True or False
Epithelial cells exhibit apicobasal and basolateral polarity
True
True or False
Concerning the boundaries of the axilla: The lateral wall is formed by the lower shaft of the humerus
False
True or False
Concerning the Erb-Duchenne paralysis: Damage to the superior trunk
True
True or False
Concerning the Erb-Duchenne paralysis: The arm is adducted
True
True or False
Simple cuboidal cells typically line blood vessels and function in rapid diffusion of gases
False
True or False
Simple squamous epithelium in the choroid plexus lie on a basement membrane
True
True or False
Concerning the Erb-Duchenne paralysis: Lateral rotator muscles are paralysed
True
What is Erb-Duchenne paralysis?
Erb palsy, or Erb-Duchenne paralysis, is one of the most common neurological birth injuries. It is caused by injury to the brachial plexus.
True or False
Concerning the Erb-Duchenne paralysis: Flexor muscles are no longer innervated
True
True or False
Concerning the Erb-Duchenne paralysis: Forearm is supinated
False
Which nerve is a supraclavicular branch of the brachial plexus?
Dorsal scapular
True or False
Concerning the boundaries of the axilla: The clevipectoral fascia forms the anterior wall
True
True or False
Capacitation of the sperm removes the head of the sperm
False
True or False
Epithelium may be classified by its polarity and vascularity
False
True or False
Microvilli are projections of the plasma membrane
True
The Golgi apparatus is ______________.
is well-developed in secretory cells
