Anatomy Questions
Explore questions in the Anatomy category that you can ask Spark.E!
Skin appendages like hair and hair follicles, nails, sweat glands, and sebaceous (oil) glands each plays a unique role in which of the following?
The bones in the long axis of the body make up the __________.
Bones are an important reservoir for ____
The padlike menisci of the knee joints contain __________.
The most common (and least malignant) type of skin cancer arises in the stratum basale
Cartilage tissue features __________ within small cavities called lacunae.
Which are the reservoirs that store the calcium required for muscle contraction?a. synaptic vesiclesb. synaptic cleftsc. terminal cisternaed. peroxisomese. mitochondria
The multiple nuclei in skeletal muscle cells are the result of the a. fusion of myoblastsb. cytokinesis of embryonic cellsc. spontaneous development of nuclei in embryonic cellsd. stimulation of fibroblasts by hormonese. action of testosterone on mesenchyme cell.
Myoglobin is a molecule within muscle cells that can binda. creatine phosphateb. oxygenc. hemoglobind. acetylcholinee. ATP
One of the reasons you might struggle to lift a heavy object with your arm fully extended is becauseA) in extension, the proximity of Z discs to thick filaments restricts the sliding movement within sarcomeres.B) full extension results in decreased overlap between thick and thin filaments in the muscle.C) in that posture, some myosin heads overlap actin in the wrong orientation and tug actin in the wrong direction.D) motor neurons cannot release as much ACh in that posture.
What is the letter associated with the dark bands in a sarcomere?a. Ib. Ac. Zd. Me. H
The presence of mitochondria and myoglobin facilitate ____________ respiration in muscle cells.A) aerobicB) anaerobic
Which protein makes up the thick filaments?a. myosinb. actinc. tropomyosind. troponine. myopathy
Muscles that protract the scapula would be _____________ thoracic muscles.A) anteriorB) posterior
Of the muscles that move the glenohumeral joint, two are the prime movers and originate on the axial skeleton. Which ones?a: Latissimus dorsi b: Deltoid c: Pectoralis major d: Teres major e: CoracobrachialisA) a and bB) a and c C) b and dD) c and eE) d and e
Which nerve innervates the muscles of the anterior brachium (arm)?a. Musculocutaneous nb. Facial nc. Sciatic nd. Radial ne. Trigeminal n
Which muscle forms the traditional "six-pack" of a well-toned abdominal wall?A) Rectus abdominisB) Transversus abdominisC) Internal obliqueD) External oblique E) Longissimus
Which is the "kiss muscle" used for puckering the lips?A) Orbicularis orisB) Orbicularis oculiC) Depressor labii inferiorisD) Depressor anguli orisE) Procerus
Which is the correct listing of the hierarchy of a skeletal muscle's components, beginning with the smallest?a: Myofibrilsb: Muscle fiberc: Fascicled: Skeletal musclea. a,b,c,db. a,c,b,dc. d,c,b,ad. c,b,a,d
Which nerve innervates the muscles of the posterior brachium and antebrachium?a. Musculocutaneous nb. Facial nc. Sciatic nd. Radial ne. Trigeminal n