What are myofibrils - Study guides, Class notes & Summaries

EXPH 386 Exam 3 Latest Update Graded A+ coordination and integration of the muscles of the body together with the nerves that supply them Neuromuscular system Cell body (soma) action dictates the critical firing rate of the action potential Cell body (soma) contains what structures involved in replication and transmission of the genetic code Are larger cell bodies (somas) associated with higher or lower critical firing rates? higher short neural branches that receive impulses...

Bio 254 Exam 2 Questions and Answers 100% CorrectBio 254 Exam 2 Questions and Answers 100% CorrectBio 254 Exam 2 Questions and Answers 100% CorrectBio 254 Exam 2 Questions and Answers 100% Correct how do muscles get ATP -ANSWER creatine phosphate for quick ATP glycogen for anarobic myoglobin for aerobic which cell types are capable of mitosis -ANSWER osteogenic cells what are myofibrils made of -ANSWER thick and thin filaments what are thin filaments made of -ANSWER tropoin and tro...

Straighterline Anatomy Final, Straighterline Anatomy & Physiology Exam 2024 What is the smallest level of organization in the body that contains the body's genetic information? a. chemical b. cellular c. tissue d. organism -Answer-cellular The cellular level includes the nucleus, an organelle that contains the body's genetic information. Which is an example of a normally occurring positive-feedback mechanism? Select one: a. elevated blood pressure during exercise b. increase in hea...

What are the vessels that bring blood back to the heart? - ANSWERS: Superior and inferior vena cava what chamber of the vena cava go into? - ANSWERS: right atrium what determines heart rate? - ANSWERS: SA Node where is the SA node located? top of right atrium below where the superior vena cava comes in - ANSWERS: what structures are the end of cardiac cells joined at? - ANSWERS: Intercalated disks what is a desmosome? - ANSWERS: contained in intercalated disks - collagen fibers...

ISSA Final Exam Questions and Answers 2023 The human body consists of? chemicals, cells, tissues Metabolism can be categorized in the following? catabolism, anabolism BMR Stands for ? basal metabolic rate A 30 minute jog would rely most heavily on which energy pathway? oxidative What is the automatic tendency to maintain a relatively constant internal environment called? homeostasis About 98% of the human body is composed of only six elements: oxygen, car...

Biology 235 Physiology - Exam #2 Questions With Verified Answers What are the three types of muscle tissue? - answer1) Skeletal muscle 2) Cardiac muscle 3) Smooth muscle What are the characteristics of skeletal muscle? - answer- Long, cylindrical cells - Multinucleate - Striated with numerous fine bands - Voluntary - Neurogenic, it requires a nerve to stimulate it What are the characteristics of smooth muscle? - answer- Spindle shapes - Flat and unstriated - Single nucleus - Involun...

skeletal, cardiac, smooth correct answers what are the different types of muscle? cardiac, smooth correct answers which muscle types are involuntary? ans correct answers the cardiac and smooth muscle types are regulated by ... skeletal correct answers which muscle types are voluntary? cns correct answers the skeletal muscle type is regulated by ... tendon correct answers connects muscle to bone epimysium correct answers connective tissue that surrounds entire muscle endomysi...

How many separate bones are in the skull? - Answer- 37-38 How many cervical vertebrae do ALL mammals have? - Answer- 7 Name the 5 regions of the spinal column - Answer- Cervical - Thoracic - Lumbar- Sacral - Coccygeal Name the thoracic limb bones (from proximal to distal) - Answer- Scapula - humerus - Radius - Ulna - Carpal bones - Metacarpal bones - Phalanges Fibrous connective tissue that attaches muscle to bone - Answer- Tendon Well defined group of cells (muscle fibers) surrou...

what are the major muscles and muscle groups? Where are they located Answer upper body: abdominal, pectoral, trapezius, latissimus dorsi, erector spinae, biceps, and triceps lower body: quadriceps, hamstrings, gastrocnemius, gluteus, soleus describe muscle organization from smallest to largest functional unit. Identify the components of the contractile unit. Answer the sarcoplasm is the cytoplasm of the muscle fiber hundreds of myofibrils dominate sarcoplasm. molecular level: actin ...

Kinesiology Midterm Exam 2024 Questions and Answers Dependent - Answer-requiring some assistance exacerbation - Answer-increase in the severity of a disease or its symptoms Graft - Answer-tissue or organ for transplantation or implantation Hemiplegia - Answer-paralysis of one side of the body Ipsilateral - Answer-same side Contralateral - Answer-opposite side mobility - Answer-ability to move with ease orthostatic hypotension - Answer-fall in blood pressure Osteoporosis - Answer-loss o...