Anatomy and Physiology I Lab Practical 3: Appendicular Skeleton and Muscles

Practice fill-in-the-blank flashcards covering the bones, bony landmarks, joints, muscles, origins, insertions, and actions of the appendicular skeleton for Lab Practical 3.

The pectoral girdle consists of the __________ and the scapula, which serve to attach the upper limb to the sternum of the axial skeleton.

clavicle

The two anatomical ends of the clavicle are the sternal end and the __________ end.

acromial

On the anterior surface of the scapula, the broad concavity is known as the __________ fossa.

subscapular

On the posterior scapula, the spine divides the dorsal surface into the superior __________ fossa and the inferior infraspinous fossa.

supraspinous

Found on the shafts of all long bones, the __________ allows blood vessels to pass into the interior of the bone.

nutrient foramen

On the distal humerus, the lateral rounded condyle is the capitulum, whereas the medial pulley-shaped condyle is the __________.

trochlea

In the forearm, the ulna is located on the medial side and the radius is located on the __________ side.

lateral

The radius and ulna are attached to each other along their shafts by an __________.

interosseous membrane

On the proximal ulna, the large curved depression that articulates with the trochlea of the humerus is the __________ notch.

trochlear (semilunar)

The human hand contains 27 total bones divided into 8 carpals, 5 metacarpals, and __________ phalanges.

14

When numbering digits of the hand, digit # I designates the __________ (pollex) and digit # V designates the little finger.

thumb

The 8 carpal bones comprise the trapezium, trapezoid, capitate, hamate, scaphoid, lunate, triquetrum, and __________.

pisiform

Each coxal (os coxa) bone forms from the fusion of three separate bones: the ilium, ischium, and __________.

pubis

The subpubic angle of the female pelvis is __________ than $90^\circ$, whereas in the male pelvis it is less than $90^\circ$.

greater

On the proximal femur, the central depression in the head that serves as an attachment site is the __________.

fovea capitis

The patella is secured superiorly by the quadriceps tendon and inferiorly by the __________ tendon.

patellar

In the lower leg, the tibia is positioned on the medial side, and the __________ is located on the lateral side.

fibula

The 7 tarsal bones consist of the talus, calcaneus, navicular, cuboid, medial cuneiform, intermediate cuneiform, and __________ cuneiform.

lateral

The four rotator cuff muscles are the supraspinatus, infraspinatus, subscapularis, and __________.

teres minor

The four muscles of the quadriceps femoris group are the rectus femoris, vastus lateralis, vastus medialis, and __________.

vastus intermedius

The three muscles of the hamstrings on the posterior thigh are the biceps femoris, semitendinosus, and __________.

semimembranosus

The deltoid muscle originates on the clavicle and scapula and inserts on the __________ of the humerus to perform arm abduction.

deltoid tuberosity

The biceps brachii originates on the scapula and inserts onto the __________ of the radius to flex the shoulder and elbow.

radial tuberosity

The triceps brachii inserts on the __________ process of the ulna to extend the shoulder and elbow, and adduct the arm.

olecranon

Both the gastrocnemius and the soleus muscles insert onto the calcaneus via the __________.

Achilles tendon