The vestiges of girdles are found in
The vestiges of girdles are found in
Options
(a) cobra (b) krait (c) rattle snake (d) python
Correct Answer:
python
Explanation:
Limb bones and girdles are absent in snakes. Vestigial limb bones and […]
Locomotion and Movement
The type of muscle fibre present in the wall of alimentary canal is
The type of muscle fibre present in the wall of alimentary canal is
Options
(a) smooth muscle fibre (b) striped muscle fibre (c) cardiac muscle fibre (d) smooth muscle fibre & striped muscle […]
The protein whose removal enables myosin to bind actin in smooth muscle is
The protein whose removal enables myosin to bind actin in smooth muscle is
Options
(a) tropomyosin (b) caldesmon (c) myosin light chain kinase (d) calmodulin
Correct Answer:
calmodulin
Explanation:
The protein caldesmon, originally […]
The protein present in the bones is known as
The protein present in the bones is known as
Options
(a) Chondrin (b) Ossesin (c) Sclero protein (d) Globulin
Correct Answer:
Ossesin
Explanation:
The protein present in the bone is known as ossein. […]
The process of muscle pump is
The process of muscle pump is
Options
(a) beating of heart (b) squeezing effect of muscles upon veins running through them (c) peristalic wave that travel along the alimentary canal (d) circulate through […]
The muscle fatigue occurs due to accumulation of
The muscle fatigue occurs due to accumulation of
Options
(a) Pyruvic acid (b) ATP (c) Lactic acid (d) Eroman CO₂
Correct Answer:
Lactic acid
Explanation:
During muscle fatigue due to deposition of lactic […]
The matrix of bone and cartilage can be distinguished by the presence of
The matrix of bone and cartilage can be distinguished by the presence of
Options
(a) Harversian canal (b) lacuna (c) chromatophores (d) adipose cells
Correct Answer:
Harversian canal
Explanation:
The Haversian canal is […]
The longest bone in human body is
The longest bone in human body is
Options
(a) femur (b) radius (c) tibia (d) fibula
Correct Answer:
femur
Explanation:
The femur or thigh bone is the longest, most voluminous, and strongest bone […]
The joints between the carpal bones are
The joints between the carpal bones are
Options
(a) gliding joints (b) hinge joints (c) saddle joints (d) pivot joints
Correct Answer:
gliding joints
Explanation:
A gliding joint is the simplest of the […]
The important muscle proteins that help in movement are
The important muscle proteins that help in movement are
Options
(a) actin and myosin (b) tropomyosin (c) troponin (d) all of these
Correct Answer:
all of these
Explanation:
Actin is a contractile protein […]